Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4835773 | Duplicated equipment | Masaru Shibukawa, Yuji Izumita | 1989-05-30 |
| 4633460 | Time division switching system | Taihei Suzuki, Takashi Morita, Hirotoshi Shirasu, Eiichi Amada | 1986-12-30 |
| 4608464 | Interface circuit interconnecting a bidirectional two-wire line with unidirectional four-wire lines | Yuichi Morikawa, Hirohiko Sato, Eiichi Amada, Toshiro Suzuki, Hirotoshi Shirasu | 1986-08-26 |
| 4543652 | Time-division switching unit | Eiichi Amada, Hirotoshi Shirasu, Taihei Suzuki, Takashi Morita | 1985-09-24 |
| 4401365 | Rotary type optical switch | Sadao Mizokawa, Yoshiji Ito, Yasuo Hosoda, Hiroshi Kaita, Tadaaki Okada +4 more | 1983-08-30 |
| 4401922 | Convergence distortion correction method and apparatus for color cathode-ray tube | Yasuji Kamata, Jushi Ide, Kenkichi Yamashita, Koji Takahashi | 1983-08-30 |
| 4365309 | Digital differential analyzing processor | Atomi Noguchi, Jushi Ide, Yoshihiro Miyazaki | 1982-12-21 |
| 4337518 | Recursive-type digital filter with reduced round-off noise | Makoto Ohnishi, Narimichi Maeda | 1982-06-29 |
| 4305133 | Recursive type digital filter | Eiichi Amada, Makoto Ohnishi | 1981-12-08 |